Estimating Doubtful Accounts Performance Bike Co. is a wholesaler of motorcycle supplies. An aging of the company's accounts receivable on December 31 and a historical analysis of the percentage of uncollectible accounts in each age category are as follows: Estimate what the proper balance of the allowance for doubtful accounts should be as of December 31. Performance Bike Co. Estimation of Uncollectible Accounts December 31 Balance Estimated Uncollectible Accounts Percent Estimated Uncollectible Accounts Amount $658,000 Age Interval Not past due 1/2% 1-30 days past due 31-60 days past due 72,400 32,900 23,700 61-90 days past due 91-180 days past due 17,100 Over 180 days past due 12,500 Total $816,600